κερδῷος
From LSJ
ξένῳ δὲ σιγᾶν κρεῖττον ἢ κεκραγέναι → it's better for a stranger to keep silence than to shout (Menander)
English (LSJ)
α, ον,
A bringing gain, epith. of Apollo, Lyc.208, IG9(2).512.20 (Larissa), 1234 (Phalanna); of Hermes, Plu.2.472b, Luc.Tim. 41, etc. II (κερδώ) fox-like, wily, ἀλώπηξ Babr.77.2.
German (Pape)
[Seite 1424] Gewinn verleihend; Hermes, Luc. Tim. 41 Plut. tranqu. an. 12; Apollo, Lyc. 208.